0 that will have the holes to allow the sensors to do their thang! I would not size down. pam 337 Tried re-charging (although they were nearly fully charged at the time to no avail. 9 Pro devices. pam 337 Not recommended at any price. pam 337 This has got to be the best earbud for voice calling. Jars are a good size. I suspect this piece may also be the cause of why my unit does not stand vertically so it looks like its on a crazy lean all the time. pam 337 I purchased these last fall, 2017. This slippers have been my go to working from home and being quarantined.
pam 337